The Ottawa naturalist - Ottawa Field-Naturalists' Club (Ottawa Field-Naturalists' Club, 1909)

Our 1901 collection of 10 new everblooming tea roses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Schmidt & Botley, 1901)

Our new guide : autumn 1897 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Dingee & Conard Co, 1897)

Our new guide to rose culture : 1897 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Dingee & Conard Co, 1897)

Our new guide to rose culture : 1899 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Dingee & Conard Co, 1898)

Our new guide to rose culture : 1899 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Dingee & Conard Co, 1899)

Our new guide to rose culture : 1905 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Dingee & Conard Co, 1906)

Our South African flora = Ons Suid-Afrikaanse plantegroei - Compton, R. H. (Cape Times, 1900)

An outline of plant geography (The Macmillan company, 1926)

Outlines of lectures on materia medica and botany :delivered in Jefferson Medical College, Philadelphia - Barton, William P. C. (William Paul Crillon), 1786 -1856 (Joseph G. Auner, 1827)

The outlook for timber in the United States - United States. Forest Service. (For sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1973)

Oversigt over det Kongelige Danske videnskabernes selskabs forhandlinger = Bulletin de l'Académie royale des sciences et des lettres de Danemark - Kongelige Danske videnskabernes selskab. (A.F. Høst, 1891)

Owlet moths (Phalaenidae) taken at light traps in Kansas and Nebraska - Walkden, H. H. (Herbert Halden), 1893 - (U.S. Dept. of Agriculture, 1942)

Oxford gardens, based upon Daubeny's Popular guide to the physick garden of Oxford: with notes on the gardens of the colleges and on the University park - Gunther, R. T. (Robert Theodore), 1869 -1940 (Parker & son; [etc., etc.], 1912)

P. Bellonii cenomani De arboribus coniferis, resiniferis, aliis quoque nonnullis sempiterna fronde virentibus, cum earundem iconibus ad viuum expressis : item de melle cedrino, cedria, agarico, resinis, & iis quae ex coniferis proficiscuntur - Belon, Pierre, 1517? -1564 (Apud Gulielmum Cauellat, 1553)

P. Dioscoridae pharmacorum simplicium reiq[ue] medicae libri VIII - Barbaro, Ermolao, 1454 -1493 (Apud Io. Schottum, 1529)

Pacific Coast grown bulbs, highest quality only : wholesale catalog, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Delkin Bulb Farm, 1941)

Pacific cod fisheries - Cobb, John N. (John Nathan), 1868 -1930 (Govt. print. off, 1916)

Une page d'histoire de la medecine : la thérapeutique sous les premiers Césars - Lépine, R. (Raphael), 1840 -1919 (F. Alcan, 1890)

Painesville Nurseries : the Storrs & Harrison Co's catalogue of fruits, ornamental trees, shrubs, bulbs, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Storrs & Harrison Co, 1892)

Die palaeobotanische Literatur : bibliographische Übersicht über die Arbeiten aus dem Gebiete der Palaeobotanik - Jongmans, W. (Willem), 1878 -1957 (Fischer, 1910)

Palaeontographica Americana - Paleontological Research Institution (Ithaca, N.Y.) (Paleontological Research Institution, 1973)

Palaeontology - Palaeontological Association (Palaeontological Association, 1998)

Palais de San Donato : Catalogue de plantes rares garnissant les serres, dont la vente aux enchères publiques aura lieu à Florence, au Palais de San Donato, du vendredi 23 avril au mardi 4 mai 1880 à une heure précise - Palais De San Donato, Florence (1879)

Palearctic Migratory Bird Survey, survey records, 1966-1973 : Egypt banding information (050-00091 to 050-01008; 050-04502 to 050-05000), 1968, PMS banding forms - National Museum of Natural History (U.S.) Palearctic Migratory Bird Survey (1968)

Paleontological bulletin / by Edward D. Cope - Cope, E. D. (Edward Drinker), 1840 -1897 (s.n.], 1872)

Paleontology of Missouri / by Charles Rollin Keyes - Keyes, Charles Rollin, 1864 -1942 (Tribune Print. Co, 1894)

Palestine Exploration Fund : quarterly statement - Palestine Exploration Fund. (The Fund, 1891)

Palestine : the physical geography and natural history of the Holy Land - Kitto, John, 1804 -1854 (Charles Knight, 1841)

Pamphlets on forestry in California (1900)

Pamphlets on forestry in Pennsylvania (1900)

Pamphlets on silviculture (1899)

The Pan-Pacific entomologist - Van Duzee, Edward P. (Edward Payson), 1861 -1940 (Pacific Coast Entomological Society, 1990)

[Papers - Macculloch, John, 1773 -1835 (1814)

Papers and botanical notebooks of Thomas Frederick Cheeseman, 1867-1923 - Cheeseman, T. F. (Thomas Frederick), 1846 -1923 (1867)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania. (The Society, 1868)

Papers and proceedings of the Royal Society of Tasmania - Royal Society of Tasmania. (The Society, 1888)

Papers and proceedings of the Royal Society of Van Diemen's Land - Royal Society of Tasmania. (Royal Society of Van Diemen's Land, 1855)

Papers from the Department of Forest Entomology - New York. College of Forestry, Syracuse. Dept. of Forest Entomology. (The University, 1922)

Papers from the Tortugas Laboratory of the Carnegie Institution of Washington - Carnegie Institution of Washington. Department of Marine Biology. (Carnegie Institution of Washington, 1918)

The parade of modern roses and perennials : spring 1954 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jackson and Perkins Company, 1954)

Parasitism of the Mediterranean fruit fly in Hawaii, 1922-1924 - Willard, H. F. (U.S. Dept. of Agriculture, 1930)

I parassiti vegetali delle piante coltivate od utili - Ferraris, Teodoro. (Sineo & Bo, 1913)

Park and cemetery - Haight, R. J. (Rufus J.) (R.J. Haight, 1896)

Park and cemetery - Haight, R. J. (Rufus J.) (R.J. Haight, 1899)

Parks and park engineering - Lyle, William Thomas, 1875 - (John Wiley & Sons, inc.; [etc., etc.], 1916)

Parks and pleasure grounds, or, Practical notes on country residences, villas, public parks, and gardens - Smith, Charles H. J. (Reeve and Co, 1852)

Part I. Palæontology - Hall, James, 1811 -1898 (Govt. print. off, 1877)

Parte práctica de botánica del caballero Cárlos Linneo, que comprehende las clases, órdenes, géneros, especies y variedades de las plantas, con sus caracteres genéricos y especificos, sinónimos mas selectos, nombres triviales, lugares donde nacen, y propriedades - Linné, Carl von, 1707 -1778 (En la Imprenta Real, 1784)

Pashea's premium roses, spring 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Glendale Rose Garden, 1955)

Patent list - Roark, R. C. (Ruric Creegan) ([The Bureau], 1934)

Pathological plant anatomy - Küster, Ernst, 1874 -1953 (1913)

Pathologische Pflanzenanatomie. In ihren Grundzügen - Küster, Ernst, 1874 -1953 (G. Fischer, 1916)

Paxton's Botanical dictionary; comprising the names, history, and culture of all plants known in Britain; with a full explanation of technical terms. New ed. including all the new plants up to the present year - Paxton, Joseph, Sir, 1803 -1865 (Bradbury, Evans, & co, 1868)

Paxton's magazine of botany, and register of flowering plants - Paxton, Joseph, Sir, 1803 -1865 (Orr and Smith [etc.], 1834)

Paxton's magazine of botany, and register of flowering plants - Paxton, Joseph, Sir, 1803 -1865 (Orr and Smith [etc.], 1839)

Paxton's magazine of botany, and register of flowering plants - Paxton, Joseph, Sir, 1803 -1865 (Orr and Smith [etc.], 1840)

Peach culture - Fulton, J. Alexander (James Alexander), 1822 - (Orange Judd, 1882)

Pecans, satsumas, fruit trees, evergreens, roses, flowering shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Monticello Nursery Co, 1938)

Pedanii Dioscoridis Anazarbei, De medicinali materia libri sex - Dioscorides Pedanius, of Anazarbos. (Apud Balthazarem Arnolletum, 1552)

Pedanii Dioscoridis anazerbei De materia medica libri quinque : ad fidem cadicum manuscriptorum - Sprengel, Kurt Polycarp Joachim, 1766 -1833 (Cnobloch, C. (Carl), 1778-1834, 1829)

Penjing plants from China : Buxus sinica, Ehretia microphylla, Podocarpus macrophyllus, Sageretia thea, Serissa foetida - United States. Animal; Plant Health Inspection Service. Plant Protection; Quarantine Programs. Biological Assessment; Taxonomic Support. (Biological Assessment and Taxonomic Support, Plant Protection and Quarantine, Animal and Plant Health Inspection Service, U.S. Dept. of Agriculture, 1996)

Pennsylvania trees - Illick, Joseph S. (Joseph Simon), 1884 -1967 (W.S. Ray, State Printer, 1914)

Pennsylvania trees - Illick, Joseph S. (Joseph Simon), 1884 -1967 (W. S. Ray, State Printer, 1915)

A peony check-list including the leading varieties of peonies of which authentic descriptions can be found in horticultural literature ... - Coit, J. Eliot, 1880 - (New York State College of Agriculture at Cornell University; Dept. of Horticulture, 1907)

Perennials, rock plants for 1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pitzonka's Pansy Farm, 1948)

Perfection Nurseries : 1929-1930 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perfection Nurseries, 1929)

Perfection Nurseries, 1930-1931, growers of high-grade nursery stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perfection Nurseries, 1930)

Perfection Nurseries, 1931-1932, growers of high-grade nursery stock - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perfection Nurseries, 1931)

Perfection Nurseries, Inc., Foley, Alabama : we grow the best -o- we sell the best : our stock is sure to please you - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perfection Nurseries, 1934)

Perfection Nurseries, Inc., Foley, Alabama : we grow the best -o- we sell the best : our stock is sure to please you - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perfection Nurseries, 1933)

Perfection Nurseries, Incorporated, Foley, Alabama : 1940-1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perfection Nurseries, Incorporated, 1940)

Perfection Nurseries, Incorporated, Foley, Alabama : we grow the best, we sell the best : our stock is sure to please you : 1939-1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perfection Nurseries, Incorporated, 1939)

Perfection Nurseries, Incorporated, Foley, Alabama : we grow the best -o- we sell the best : our stock is sure to please you - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perfection Nurseries, 1935)

Perfection Nurseries, Incorporated, Foley, Alabama : we grow the best -o- we sell the best : our stock is sure to please you : 1937-1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perfection Nurseries, Incorporated, 1937)

Perfection Nurseries, Incorporated, Foley, Alabama : we grow the best, we sell the best : our stock is sure to please you : 1938-1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perfection Nurseries, Incorporated, 1938)

Perfection Nurseries, Incorporated, Foley, Alabama : we grow the best -o- we sell the best : our stock is sure to please you : 1936-1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perfection Nurseries, Incorporated, 1936)

Performance of a sand trap structure and effects of impounded sediments, Channel Islands Harbor, California - Coastal Engineering Research Center (U.S.) (U.S. Army, Corps of Engineers, Coastal Engineering Research Center, 1982)

Periodical catalogue of greenhouse shrubs, vines, herbaceous plants, and bulbous roots - Wm. R. Prince & Co. (Wm. R. Prince & Co, 1830)

Perkins-DeWilde Nurseries, Incorporated, 1955-56, wholesale only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perkins-DeWilde Nurseries, Incorporated, 1955)

The Permian of Mongolia : a report on the Permian fauna of the Jisu Honguer limestone of Mongolia and its relations to the Permian of other parts of the world - Berkey, Charles Peter, 1867 -1955 (American Museum of Natural History, 1931)

Perry's seeds, bulbs, plants, poultry supplies & sundries, 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Perry Seed Company, 1943)

Personal narrative of travels to the equinoctial regions of America during the years 1799 - 1804 - Humboldt, Alexander von, 1769 -1859 (George Routledge, 1895)

Pesticides documentation bulletin - National Agricultural Library (U.S.) (National Agricultural Library, U.S. Dept. of Agriculture, #c 1965-1969, 1965)

Petals from Flowerland : 1932 a new year, Olympiad a new rose - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Paul J. Howard's Horticultural Establishment, 1932)

Peter Henderson & Co.'s catalogue of everything for the garden : 1880 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1880)

Peter Henderson & Co.'s catalogue of everything for the garden : 1881 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1881)

Peter Henderson & Co's manual of everything for the garden : 1899 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1898)

Peter Henderson & Co's manual of everything for the garden : 1899 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1899)

Peter Henderson & Co.'s spring 1899 florists' and market gardeners' wholesale catalogue of plants, flower seeds, bulbs, vegetable seeds, farm seeds, fertilizers, insecticides, tools. etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1899)

Peter Henderson & Co's tested seeds : general wholesale catalogue to dealers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1895)

Peter Henderson & Co.'s wholesale catalogue for florists and market gardeners : plants, flower seeds, bulbs, vegetable seeds, farm seeds, fertilizers, insecticides, tools. etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1898)

Peter Henderson & Co.'s wholesale catalogue of bulbs, plants and flower seeds, for autumn planting : 1897 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1897)

Peter Henderson & Co.'s wholesale catalogue of seeds, plants and bulbs, also tools, fertilizers, insecticides, books and requisites - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1903)

Peter Henderson & Co.'s wholesale list of seeds for 1884 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1884)

Peter Henderson & Co.'s wholesale price list of bulbs, plants, flower seeds, and requisites for florists - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1884)

Peter Henderson & Co.'s wholesale price list of plants, flower seeds and requisites for florists - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1884)

Peter Henderson & Co.s manual of everything for the garden : 1884 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1884)

Peter Henderson & Co.s manual of everything for the garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1883)

Peter Parley's cyclopedia of botany : including familiar descriptions of trees, shrubs and plants - Parley, Peter. (Otis, Broaders and Co, 1838)

Peter's perennial and other plants : with which to create anew the old-time hardy gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter's Nursery Company, 1909)

Petri Andreæ Matthioli ... Apologia adversvs Amathvm Lusitanvm - Mattioli, Pietro Andrea, 1501 -1577 (ex officina Valgrisiana, 1559)

Petri Andreae Matthioli ... Commentarii secvndo avcti, in libros sex Pedacii Dioscoridis Anazarbei, de medica materia : adiectis quamplurimis plantarum, & animalium imaginibus, quæ in priore editione non habentur, eodem auctore. His accessit eivsdem Apologia adversvs Amathum Lusitanum - Mattioli, Pietro Andrea, 1501 -1577 (in officina Valgrisiani, 1560)

Petri Andreae Matthioli ... Opera quae extant omnia, hoc est, Commentarii in VI. libros Pedacii Dioscoridis Anazarbei De medica materia : ... Adiectis in margine variis Graeci textus lectionibus, ex antiquissimus codicibus desumptis, qui Dioscorides depravatam lectionem restituunt - Bauhin, Caspar, 1560 -1624 (Ex officina typographica Nicolai Bassaei], 1598)

Petri Andreæ Matthioli Senensis, medici caesari, et serenissimi principiis Ferdinandi archidvcis Avstriae &c. Commentarij in VI. libros Pedacij Dioscoridis Anazarbei de medica materia, ab ipso avtore recogniti, et locis plvs mille avcti. Adjectis magnis, ac nouis plantarum, ac animalium iconibus ... Accesserunt ad margines Græci contextus ... qui Dioscoridis ipsius deprauatam lectionem restituunt. Cum locupletissimis indicibus - Mattioli, Pietro Andrea, 1501 -1577 (apud Felicem Valgrisium, 1583)